<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <link rel="preload" href="/demo/public/config.js" as="script">
    <link  rel="preload" href="https://unpkg.com/react@18/umd/react.production.min.js" as="script"></script>
    <link  rel="preload" href="https://unpkg.com/react-dom@18/umd/react-dom.production.min.js" as="script"></script>
</head>

<body>
    <button id="prefetch">prefetch</button>
    <button id="preload">preload</button>
    <div id="container">
        <h2>container</h2>
    </div>
    <div id="mount-root"></div>
    <script defer src="/demo/public/config.js"></script>
    <script defer src="https://unpkg.com/react@18/umd/react.production.min.js"></script>
    <script defer src="https://unpkg.com/react-dom@18/umd/react-dom.production.min.js"></script>
</body>

</html>